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Math Help - degree 4

  1. #1
    Junior Member
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    Post degree 4

    Give an example, with justification?
    An element of Q[x] of degree 4, with no roots in Q?
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  2. #2
    MHF Contributor kalagota's Avatar
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    Quote Originally Posted by puneet View Post
    Give an example, with justification?
    An element of Q[x] of degree 4, with no roots in Q?
    too many.. here is one..

    x^4+1

    it doesn't even have any roots is \mathbb{R}..
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